baleighnorsey2602 baleighnorsey2602

31-01-2024
Chemistry

contestada

The number of ways of choosing 10 objects at 31 objects of is 10 identical and the remaining 21 are distinct, is?
A. 2²⁰
B. 2²⁰-1
C. 2²⁰+1
D. 2²¹

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